21483658

素因数分解:

$2^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1126

約数の個数: 24

約数和(自身を含む): 37676772

約数和(自身を除く): 16193114

約数列:

[1, 2, 7, 14, 49, 98, 257, 514, 853, 1706, 1799, 3598, 5971, 11942, 12593, 25186, 41797, 83594, 219221, 438442, 1534547, 3069094, 10741829, 21483658]

約数ペア:

[(1, 21483658), (2, 10741829), (7, 3069094), (14, 1534547), (49, 438442), (98, 219221), (257, 83594), (514, 41797), (853, 25186), (1706, 12593), (1799, 11942), (3598, 5971)]